Home / 1,347,405.48-2,022,164.06-939,947.36

Finding the Fourth Proportional to 1,347,405.48, 2,022,164.06 and 939,947.36

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Solution

The fourth proportional to 1,347,405.48, 2,022,164.06 and 939,947.36 is: 1,410,657.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,405.48 : 2,022,164.06 = 939,947.36 : x
  2. Step 2: Convert to fraction form
    1,347,405.48/2,022,164.06 = 939,947.36/x
  3. Step 3: Cross multiply
    1,347,405.48x = 2,022,164.06 × 939,947.36
  4. Step 4: Simplify right side
    1,347,405.48x = 1,900,727,754,873.32
  5. Step 5: Solve for x
    x = 1,900,727,754,873.32/1,347,405.48
  6. Step 6: Final answer
    x = 1,410,657.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.